Code:
$ sudo rsync -a /mnt/usb/Backup/usr.ar0s1f.dump-0.1.18.2009.bz2 .
rsync: read errors mapping "/mnt/usb/Backup/usr.ar0s1f.dump-0.1.18.2009.bz2": Resource temporarily unavailable (35)
rsync: read errors mapping "/mnt/usb/Backup/usr.ar0s1f.dump-0.1.18.2009.bz2": Resource temporarily unavailable (35)
ERROR: usr.ar0s1f.dump-0.1.18.2009.bz2 failed verification -- update discarded.
rsync error: some files/attrs were not transferred (see previous errors) (code 23) at main.c(1040) [sender=3.0.5]